Upper body exercise apparatus



FIG. 1 is a front, top and right side perspective view of an upper body exercise apparatus embodying my new design;

FIG. 2 is a left elevational view thereof, the right side being a mirror image;

FIG. 3 is a rear elevational view thereof, the front side being a mirror image;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for an upper body exercise apparatus, as shown. 